From: Nicholas Piggin <npiggin@gmail.com>
To: linuxppc-dev@lists.ozlabs.org
Cc: Nicholas Piggin <npiggin@gmail.com>
Subject: [PATCH v3 14/19] powerpc/64: move account_stolen_time into its own function
Date: Sun, 29 Nov 2020 00:41:09 +1000 [thread overview]
Message-ID: <20201128144114.944000-15-npiggin@gmail.com> (raw)
In-Reply-To: <20201128144114.944000-1-npiggin@gmail.com>
This will be used by interrupt entry as well.
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
---
arch/powerpc/include/asm/cputime.h | 15 +++++++++++++++
arch/powerpc/kernel/syscall_64.c | 10 +---------
2 files changed, 16 insertions(+), 9 deletions(-)
diff --git a/arch/powerpc/include/asm/cputime.h b/arch/powerpc/include/asm/cputime.h
index ed75d1c318e3..3f61604e1fcf 100644
--- a/arch/powerpc/include/asm/cputime.h
+++ b/arch/powerpc/include/asm/cputime.h
@@ -87,6 +87,18 @@ static notrace inline void account_cpu_user_exit(void)
acct->starttime_user = tb;
}
+static notrace inline void account_stolen_time(void)
+{
+#ifdef CONFIG_PPC_SPLPAR
+ if (IS_ENABLED(CONFIG_VIRT_CPU_ACCOUNTING_NATIVE) &&
+ firmware_has_feature(FW_FEATURE_SPLPAR)) {
+ struct lppaca *lp = local_paca->lppaca_ptr;
+
+ if (unlikely(local_paca->dtl_ridx != be64_to_cpu(lp->dtl_idx)))
+ accumulate_stolen_time();
+ }
+#endif
+}
#endif /* __KERNEL__ */
#else /* CONFIG_VIRT_CPU_ACCOUNTING_NATIVE */
@@ -96,5 +108,8 @@ static inline void account_cpu_user_entry(void)
static inline void account_cpu_user_exit(void)
{
}
+static notrace inline void account_stolen_time(void)
+{
+}
#endif /* CONFIG_VIRT_CPU_ACCOUNTING_NATIVE */
#endif /* __POWERPC_CPUTIME_H */
diff --git a/arch/powerpc/kernel/syscall_64.c b/arch/powerpc/kernel/syscall_64.c
index 668a4557fc3f..8ab5e16d640c 100644
--- a/arch/powerpc/kernel/syscall_64.c
+++ b/arch/powerpc/kernel/syscall_64.c
@@ -45,15 +45,7 @@ notrace long system_call_exception(long r3, long r4, long r5,
account_cpu_user_entry();
-#ifdef CONFIG_PPC_SPLPAR
- if (IS_ENABLED(CONFIG_VIRT_CPU_ACCOUNTING_NATIVE) &&
- firmware_has_feature(FW_FEATURE_SPLPAR)) {
- struct lppaca *lp = local_paca->lppaca_ptr;
-
- if (unlikely(local_paca->dtl_ridx != be64_to_cpu(lp->dtl_idx)))
- accumulate_stolen_time();
- }
-#endif
+ account_stolen_time();
/*
* This is not required for the syscall exit path, but makes the
--
2.23.0
next prev parent reply other threads:[~2020-11-28 15:07 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-28 14:40 [PATCH v3 00/19] powerpc: interrupt wrappers Nicholas Piggin
2020-11-28 14:40 ` [PATCH v3 01/19] powerpc/64s: move the last of the page fault handling logic to C Nicholas Piggin
2020-11-30 7:35 ` Aneesh Kumar K.V
2020-11-28 14:40 ` [PATCH v3 02/19] powerpc: remove arguments from fault handler functions Nicholas Piggin
2020-11-30 7:35 ` Aneesh Kumar K.V
2020-11-28 14:40 ` [PATCH v3 03/19] powerpc: bad_page_fault, do_break get registers from regs Nicholas Piggin
2020-11-30 7:36 ` Aneesh Kumar K.V
2020-12-22 14:42 ` Christophe Leroy
2020-12-26 8:19 ` Nicholas Piggin
2020-12-26 10:58 ` Nicholas Piggin
2020-11-28 14:40 ` [PATCH v3 04/19] powerpc/perf: move perf irq/nmi handling details into traps.c Nicholas Piggin
2020-12-16 7:17 ` Athira Rajeev
2020-11-28 14:41 ` [PATCH v3 05/19] powerpc: interrupt handler wrapper functions Nicholas Piggin
2020-11-30 7:37 ` Aneesh Kumar K.V
2020-12-04 8:31 ` Nicholas Piggin
2020-11-28 14:41 ` [PATCH v3 06/19] powerpc: add interrupt wrapper entry / exit stub functions Nicholas Piggin
2020-11-28 14:41 ` [PATCH v3 07/19] powerpc: add interrupt_cond_local_irq_enable helper Nicholas Piggin
2020-11-28 14:41 ` [PATCH v3 08/19] powerpc/64: context tracking remove _TIF_NOHZ Nicholas Piggin
2020-11-28 14:41 ` [PATCH v3 09/19] powerpc/64: context tracking move to interrupt wrappers Nicholas Piggin
2020-11-28 14:41 ` [PATCH v3 10/19] powerpc/64: add context tracking to asynchronous interrupts Nicholas Piggin
2020-11-28 14:41 ` [PATCH v3 11/19] powerpc: handle irq_enter/irq_exit in interrupt handler wrappers Nicholas Piggin
2020-11-28 14:41 ` [PATCH v3 12/19] powerpc/64s: move context tracking exit to interrupt exit path Nicholas Piggin
2020-11-28 14:41 ` [PATCH v3 13/19] powerpc/64s: reconcile interrupts in C Nicholas Piggin
2020-11-28 14:41 ` Nicholas Piggin [this message]
2020-11-28 14:41 ` [PATCH v3 15/19] powerpc/64: entry cpu time accounting " Nicholas Piggin
2020-11-28 14:41 ` [PATCH v3 16/19] powerpc: move NMI entry/exit code into wrapper Nicholas Piggin
2020-11-28 14:41 ` [PATCH v3 17/19] powerpc/64s: move NMI soft-mask handling to C Nicholas Piggin
2020-11-28 14:41 ` [PATCH v3 18/19] powerpc/64s: runlatch interrupt handling in C Nicholas Piggin
2020-11-28 14:41 ` [PATCH v3 19/19] powerpc/64s: power4 nap fixup " Nicholas Piggin
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